Hydra Trainer [Modern Horizons 3]Set: Modern Horizons 3 Type: Creature Human Warrior Rarity: Uncommon Cost: {1}{G} You may exert Hydra Trainer as it attacks. When you do, target creature gets +X +X until end of turn, where X is the number of counters on permanents you control. (An exerted creature won't untap during your next untap step.) {2}{G}: Adapt 2. (If this creature has no +1 +1 counters on it, put two +1 +1 counters on it.)