Boomerang

Flying Landfall — Whenever a land you control enters, you may create a 1/1 white Bird creature token with flying.

Whenever this creature or another Ally you control enters, you may put a +1/+1 counter on this creature.

When this creature enters, you may search your library for a basic land card, reveal it, put it into your hand, then shuffle.

Flying When this creature enters, each opponent discards a card.

When you set this scheme in motion, after this main phase, there is an additional combat phase followed by an additional main phase. Creatures you control gain vigilance until end of turn.

Whenever a player casts an artifact spell, you may gain 1 life.

Creatures can't block. Whenever chaos ensues, draw a card for each land you control.

When you cycle this card and when this creature dies, you may put a +1/+1 counter on target creature. Cycling 2G (2G, Discard this card: Draw a card.)