Crab Counterspell (or ther Barrier, as some people know it) is a three mana enchantment that slows your opponents down (unless theyre playing a graveyard strategy, in which case its an acceleration unfortunately)
The downside to this, like most creatures, is its very easy to remove
Commander deck contains 10 borderless cards featuring brand-new art and the Secret Lair (SLD) set symbol
Given you (typically) only get one trigger of this ability per turn, Prismari Ability incentivises spell-slinging, but with a focus on higher cost spells to build the strongest possible board state
Ivy, Gleeful Spellthief + Feather, the Redeemed Nothing is as discouraging as not being able to play your commander because youre severely mana screwed, so 2-mana commanders like Ivy, Gleeful Spellthief with fun abilities are good to learn with
He is a form of recursion exiling a permanent card from your graveyard and allowing you to cast it as long as it remains in exile