mtg scarecrow commander deck Scarecrows - EDH - Reaper King EDH (Commander) deck MTG Commander Deck Idea -

A two mana lord which buffs all your creatures is a pretty standard rate, but Lord of Atlantis does much for you than that: he also gives everything islandwalk

This is a fun, themed deck, that is sure to frustrate your opponents as they find you gaining life faster than they can do damage

As for closing out games, there are a few options

Serah Farron / Crystallized Serah Serah Farron offers a great cost reduction ability, but the real power rests on the shoulders of Crystallized Serah

Whenever you cast an instant or sorcery spell from your hand during an opponent's turn, exile that card with three time counters on it instead of putting it into your graveyard as it resolves