Seafloor Stalker

Target creature you control gains indestructible until end of turn. Draw a card if that creature has a +1/+1 counter on it. (Damage and effects that say "destroy" don't destroy the creature.)

When this creature enters, draw a card.

T: Add W.

T: Add G.

Target opponent discards two cards, mills a card, and loses 1 life. You gain 1 life. (To mill a card, a player puts the top card of their library into their graveyard.)

T: Add U.

When this Equipment enters, attach it to target creature you control. Equipped creature gets +2/+2 and has flying and first strike.(It deals combat damage before creatures without first strike.) Equip 2WW

Flying When this creature enters, you may return a land you control to its owner's hand.