The Watcher in the Water Finish:Foil return target instant or sorcery

return target instant or sorcery card from your graveyard to your hand

Flying When Oracle of the Alpha enters the battlefield

it and Zombies you control gain deathtouch until end of turn

It has flying and is an Angel in addition to its other types

Constellation — Whenever Calix or another enchantment you control enters

The Watcher in the Water Finish:Foil return target instant or sorceryThe Watcher in the Water enters tapped with nine stun counters on it. (If a permanent with a stun counter would become untapped, remove one from it instead.) Whenever you draw a card during an opponent's turn, create a 1 1 blue Tentacle creature token. Whenever a Tentacle you control dies, untap up to one target Kraken and put a stun counter on up to one target nonland permanent.