Arena units

Backstab

Unit	Rarity	Cost	Speed	Skill	Arena Damage	Source
Closer	6★	25	B	Poison	118 268 (136 872)	(The Fantasica Chronicles 2

Critical Shot

Inflicts massive damage and ignores defense skills ( not yet confirmed if works )

Unit	Rarity	Cost	Speed	Skill	Arena Damage	Source
Borage Swimsuit	6★	20	C	Poison	113 329 (126 554)	End of Summer Series
Evangeline	6★	30	C	Area Attack	107 738 (124 734)	Blood Guard Series
Jill o Lan	6★	15	C	Poison	98 165 (113 493)	All Hallow's Eve Series
Sheilah	6★	25	D	Slow Lv4 Attack Boost (Male) Lv2	??? (???)	Standard Card Packs
Ruse	5★	20	C	Poison	??? (???)	Halloween Fiesta
Apsara	5★	20	C	Knockback	70 065 (82 152)	The Fantasica Chronicles 2
Bruja	5★	15	D	Slow	57 870 (???)	Standard Card Packs
Veloz	5★	25	D	Area Attack	52 740 (???)	Standard Card Packs
Marissa	4★	15	D	Slow	??? (???)	End of Summer Series
Varme	4★	20	D	Area Attack	??? (57 304)	End of Summer Series
Trixy	4★	20	D	Area Attack	36 110 (???)	All Hallow's Eve Series
Oskar	4★	30	D	Slow	50 304 (???)	Blood Guard Series
Macht	4★	20	C	Knockback	37 609 (???)	Standard Card Packs

Defense order

Unit	Rarity	Cost	Speed	Skill	Arena Damage	Source
Urd	7★	30	C	Slow	131 386 (146 748)	The Fantasica Chronicles 2
colspan=7
Rin	5★	25	C	Slow Atk Boost [Male]	??? (???)	Standard Card Packs

Double Attack

Allows your unit to hit twice if triggered. However, each hit will only deal 80% of the damage he would otherwise deal with one hit.

Unit	Rarity	Cost	Speed	Skill	Arena Damage	Source
Charles	6★	10	S		71 823 (82 838)	Standard Card Packs
Kreuz	5★	20	B	Poison	52 785 (62 568)	The Doomsday Tower
Thrain	5★	15	B		64 350 (76 320)	Standard Card Packs
Theodora	5★	25	B	Poison	53 685 (63 648)	The Color of Vengeance
Schrif	5★	15	D	Knockback Atk Boost [male]	58 770 (69 696)	Standard Card Packs
Kuhl	4★	25	A	Poison	??? (???)	End of Summer Series
Mabel	4★	20	B	Poison	40 979 (51 156)	Arena Season 1
Orlando	4★	20	C	Slow	44 404 (???)	Heroes of Fantasica Series
Phyllis	4★	15	C	Knockback	38 696 (48 232)	The Fantasica Chronicles
Predica	4★	25	C	Slow	44 203 (55 203)	Kiss of Nature Series
Vilhelm	4★	25	C		37 333 (46 483)	Standard Card Packs
Tempus	4★	20	B	Knockback	45 454 (56 755)	Arena Season 3
Athlon	4★	20	C	Knockback	32 400 (???)	Standard Card Packs
Selphy	4★	15	D	Area Attack	34 077 (???)	Standard Card Packs
Purif	4★	20	B	Slow	37 669 (???)	Standard Card Packs
Quatri	4★	25	D	Area Attack	45 956 (???)	Standard Card Packs
Leevi	3★	10	A		16 038 (???)	Standard Card Packs

Drain Attack

Attack inflicts 1/2 damage, but unit is healed for that same amount.

Unit	Rarity	Cost	Speed	Skill	Arena Damage	Source
Arana	6★	30	B	Slow	115 718 (133 924)	Kiss of Nature Series
Reimund	6★	30	B	Poison	132 211 (153 030)	Standard Card Packs
Lieri	6★	20	C	Knockback	100 608 (116 368)	The Elder Tree
Valeria	5★	25	B	Poison	52 785 (62 568)	Standard Card Packs
Louise Garou	5★	20	C	Knockback	73 485 (87 228)	All Hallow's Eve Series
Jiang Shi	4★	15	A	Poison	37 663 (???)	Monster Familiars 2 + Recruitment
Ronja	4★	20	C	Knockback	35 279 (44 024)	Standard Card Packs
The Count	4★	30	C	Knockback	??? (???)	All Hallow's Eve Series

Iron Wall

When attacked, will completely negate all damage caused by the attack. Any procing effect will still occur.

Unit	Rarity	Cost	Speed	Skill	Arena Damage	Source
Aksana	6★	25	B	Slow	127 246 (147 227)	Standard Card Packs
Bajardo	6★	30	C	Knockback	147 340 (170 643)	Standard Card Packs
Vertex	6★	30	C	Slow	125 890 (145 698)	Sea Paradise + Recruitment
Ami	6★	20	B	Poison	99 306 (114 875)	Halloween Fiesta
Baldomero	6★	30	C	Knockback	116 912 (135 343)	Standard Card Packs
Senti	6★	25	C	Poison	??? (129 633)	Standard Card Packs
Aludra	5★	25	C	Knockback	53 235 (63 108)	Arena Season 2
Bernhard	5★	25	C		81 630 (96 984)	Standard Card Packs
Patrick	5★	25	C	Slow	60 660 (71 928)	Arena Season 1
Boreallis	4★	25	C	Knockback	??? (???)	Starfall Bluff
Zenobia	4★	25	C		63 100 (78 775)	Standard Card Packs
Emilia	4★	25	C	Slow	??? (???)	Halloween Fiesta
Defaite	4★	20	B	Poison	34 773 (43 434)	Arena Season 3
Haine	4★	20	B	Poison	??? (???)	The Elder Tree + Recruitment
Strarf	4★	15	C	Slow	39 285 (49 064)	Standard Card Packs
Johann	3★	25	C		26234 (???)	Standard Card Packs

Nerve Strike

Prevents a unit from using most skills for a set of number of turns

Unit	Rarity	Cost	Speed	Skill	Arena Damage	Source
Klau	6★	30	B	Poison	111 893 (???)	The Fantasica Chronicles 2
Phileas	6★	20	B	Slow	110 726 (128 103)	Standard Card Packs
Karina	5★	15	D	Knockback	??? (???)	Blood Guard Series
Molniya	5★	20	C	Slow	44 197 (54 962)	Standard Card Packs
Pasio	4★	15	D	Area Attack	39 566 (49 203)	The Fantasica Chronicles 2
Logilo	4★	20	C	Area Attack	43 012 (???)	Standard Card Packs
Duelo	4★	15	B	Knockback	39 717 (???)	Standard Card Packs

Speed Order

Increases the speed of your entire team by a fixed amount.

Unit	Rarity	Cost	Speed	Skill	Arena Damage	Source
Alt	6★	25	C	Poison	103 042 (119 116)	The Doomsday Tower Revelations
Coral	6★	20	C	Slow	118 348 (136 928)	Standard Card Packs
Demetria	6★	25	C	Slow	104 459 (120 808)	The Fantasica Chronicles
Eva	6★	20	C	Knockback	110 807 (128 159)	The Fantasica Chronicles
Gluck	6★	25	D	Slow Atk Boost (Female)	109 559 (126 704)	Standard Card Packs
Nunnally	6★	30	D	Area Attack	91 845 (106 161)	Arena Season 2
Ombre	6★	30	C	Knockback	101 099 (116 825)	The Gates of Darkness
Verlegen	6★	30	D	Knockback Atk Boost (Male)	109 559 (???)	The Arcane Atheneum
Juana	6★	30	D	Slow	119 543 (138 346)	Arena Season 3
Aqua	5★	20	D	Poison Atk Boost (Male)	58 005 (68 724)	The Arcane Atheneum
Fiato	5★	25	D	Poison Atk Boost (Male)	54 225 (64 260)	Standard Card Packs
Gilberta	5★	25	B	Slow	65 250 (77 400)	Standard Card Packs
Ignat	5★	25	B		75 082 (89 226)	Standard Card Packs
Lumiere	5★	25	D	Slow	56 700 (67 230)	Hero Points
Antony	4★	30	C		59 897 (74 743)	Standard Card Packs
Claire	4★	10	D	Area Attack	39 783 (49 649)	Heroes of Fantasica Series
Lyyli	4★	20	D	Slow	44 324 (55 303)	Standard Card Packs
Satellite	4★	25	D	Area Attack	34 446 (???)	Standard Card Packs
Leonor	4★	20	C	Slow	32529 (???)	Halloween Fiesta
Odoacar	4★	15	B	Poison	33 153 (41 403)	Blood Guard Series
Cercle	4★	20	D	Area Attack	35 647 (???)	Blood Guard Series
Berthold	4★	10	D	Area Attack	33 001 (???)	Blood Guard Series
Fernando	3★	30	C		41 775 (???)	Standard Card Packs
Kirill	2★	25	C		19 724 (???)	Standard Card Packs

Triple Attack

Allows your unit to hit thrice. However, this also reduces the damage dealt by each hit. ( not yet confirmed how much )

Unit	Rarity	Cost	Speed	Skill	Arena Damage	Source
Arcadia	6★	30	C	Knockback	117 154 (135 509)	Arena Season 1
Cardina	6★	30	B	Poison	104 405 (120 769)	The Symphony of Rapture
Margot_6	6★	25	B	Knockback	102 935 (119 043)	Sea Paradise
Ran	6★	25	B	Poison	118 348 (136 928)	Sea Paradise
Ficial	6★	25	C	Knockback	117 181 (135 528)	Challenger Packs
Trystis	6★	25	C	Poison	123 448 (142 823)	The Elder Tree + Recruitment
Shana	6★	25	C	Slow	113 356 (131 086)	Call of the Desert
Gust	6★	15	A		60 572 (???)	Standard Card Packs
Annette	5★	20	C	Knockback	57 285 (67 968)	The Fantasica Chronicles
Brenda	5★	25	D	Slow	??? (57 564)	Standard Card Packs
Evaldo	5★	25	C	Area Attack	60 714 (71 964)	The Symphony of Rapture
Isaac	5★	25	B	Poison	54 360 (61 668)	Arena Season 2
Lev	5★	25	A	Knockback	42 255 (50 004)	tandard Card Packs
Rupius	5★	20	B	Poison	53 280 (63 144)	Kiss of Nature Series
Diver	5★	20	C	Poison	50 400 (59 760)	Arena Season 3
Nail	5★	25	B	Slow	64 800 (76 860)	Arena Season 3
Teatro	5★	15	C	Knockback	62 955 (74 664)	Blood Guard Series

Quadra Attack

Allows your unit to hit four times. However, this also reduces the damage dealt by each hit. ( not yet confirmed how much )

Unit	Rarity	Cost	Speed	Skill	Arena Damage	Source
Delfina	6★	30	C	Knockback	119 715 (138 536)	Standard Card Packs
Alhena	6★	25	C	Knockback	107 116 (123 830)	Starfall Bluff
Benedicta	6★	30	C	Slow	125 971 (145 752)	The Color of Vengeance
Chevalier	6★	25	B	Knockback	100 661 (116 405)	Challenger Packs
Rain	6★	20	C	Slow	99 413 (114 949)	Arena Season 3