Brock's Onix (21/132) [Gym Heroes Unlimited] Starfoil Rare Set: Vanguard Series Type: Vanguard

Set: Vanguard Series Type: Vanguard Rarity: Rare {3}: Create a 1/1 colorless Sliver creature token

Set: OTS Tournament Pack 9 Card type: Link/Effect Monster Rarity: Ultimate Rare Attack: 1500 1 non WATER "Sky Striker Ace" monster Monsters your opponent controls lose 100 ATK/DEF for each Spell in your GY

“Just the thing for those pesky water mages

and it has "{2}{U}{U}: Return this creature to its owner's hand at the beginning of the next end step

Artifact construction required immense resources

Brock's Onix (21/132) [Gym Heroes Unlimited] Starfoil Rare Set: Vanguard Series Type: VanguardSet: Gym Heroes Unlimited Type: Fighting Rarity: Rare Retreat cost: Colorless,Colorless