A checklist card cant be included in a deck unless it is representing a double-faced card or a meld card
Second, whenever one of those Tentacles dies, you can untap any target kraken and then put a stun counter on any nonland permanent
It is not the end of the world to cycle it for one life and one card if you have things you want to dig for and nothing else to spend the mana on and this is pretty much the worst case scenario
Green gets all the best mana ramp cards in Magic: The Gathering (MTG), making it the color best suited for helping you power out powerful creatures and big, splashy spells
Gleaming Overseer Gleaming Overseer can give a giant Army hexproof, but it also works with generic zombie tokens
Sure, a lot of decks would want STE over other cards, such as a Landline deck or a Snake deck, but the fact is that STE dominated Standard and our hearts for a while, but it never really stood the test of time