Ones that are synergetic to specific strategies and those that are generically powerful
Of course, if an opponent deals with your 3/4 Creature, your Commander is out of luck, so be careful attacking into open mana
Felidar Savior Rarity: Common TYPE: Creature SUBTYPE: Cat Beast CMC: 4 Mana cost: USD: $0.18 EUR: 0.09 TIX: 0.03 EDHREC RANK: 11298 (2/3) Lifelink (Damage dealt by this creature also causes you to gain that much life.) When this creature enters, put a +1/+1 counter on each of up to two other target creatures you control
However, in terms of efficiency and versatility, cards like Cloudshift or Ephemerate might be better options as they provide similar effects for a lower cost or with added benefits
At the very least, you should almost always be getting one Storm Crow token per turn from this card
Brawl Not Legal Vintage Legal Timeless Not Legal Commander Legal Pauper Legal Oathbreaker Legal Penny Legal Toolbox Buy This Card Notes and Rules Information for Flickering Spirit: When the ability resolves, Flickering Spirit is exiled, then immediately returned to the battlefield