Walrein (15/101) [EX: Hidden Legends] SPA Santuario Ceta {T}: Target instant or sorcery

{T}: Target instant or sorcery card in your graveyard gains flashback until end of turn

Set: Tenth Edition Type: Instant Rarity: Common Cost: {1}{B} Destroy target nonartifact

Set: Seventh Edition Type: Enchantment — Aura Common Cost: {W} Enchant creature Enchanted creature gets +1/+2

I would say burn it to the ground

Set: Battle for Zendikar Promos Type: Sorcery Rare Cost: {4}{U} Converge — Gain control of target creature if its power is less than or equal to the number of colors of mana spent to cast Exert Influence

Walrein (15/101) [EX: Hidden Legends] SPA Santuario Ceta {T}: Target instant or sorcerySet: EX: Hidden Legends Type: Water Rarity: Holo Rare Retreat cost: Colorless,Colorless,Colorless