When this creature enters, return each creature your opponents control with toughness X or less to its owner's hand, where X is the number of Islands you control.
Heroic — Whenever you cast a spell that targets this creature, put a +1/+1 counter on it. Whenever a +1/+1 counter is put on this creature, remove a +1/+1 counter from target creature an opponent controls.
When this creature enters, target opponent reveals their hand and you choose a nonland card from it. Exile that card until this creature leaves the battlefield.
Strive — This spell costs {2}{B} more to cast for each target beyond the first. Any number of target creatures each get +1/+0 and gain lifelink until end of turn.