Rock Hydra [Foreign Black Border] Insect Druid Mutant Cao Cao was able to

Cao Cao was able to defeat Yuan Shao and his 700

untap Brass Man

Set: Coldsnap Promos Type: Creature — Elf Warrior Rarity: Rare Cost: {5}{G}{G} You may exile two green cards from your hand rather than pay this spell's mana cost

untap Island Fish Jasconius

Counters aren't removed from your permanents due to game rules

Rock Hydra [Foreign Black Border] Insect Druid Mutant Cao Cao was able toSet: Foreign Black Border Type: Creature Hydra Rarity: Rare Cost: {X}{R}{R} Rock Hydra enters the battlefield with X +1 +1 counters on it. For each 1 damage that would be dealt to Rock Hydra, if it has a +1 +1 counter on it, remove a +1 +1 counter from it and prevent that 1 damage. {R}: Prevent the next 1 damage that would be dealt to Rock Hydra this turn. {R}{R}{R}: Put a +1 +1 counter on Rock Hydra. Activate only during your upkeep.