Though this Ajani's ultimate ability of putting five +1/+1 counters on each creature you control and five loyalty counters on each Planeswalker you control is enticing, it's not worth running an otherwise over-costed Planeswalker just for its ultimate ability
But if you want some dope Assassins Creed cards, these are bloody awesome
Art of MTG Artworks and Cards of Modern Masters Lava Spike Thallid Shell-Dweller Scuttling Sliver Sylvan Bounty Illusion Token Mulldrifter Penumbra Spider Jhoira of the Ghitu Blightspeaker Stinkweed Imp Pact of Negation Amrou Scout Pallid Mycoderm Chalice of the Void Path to Exile Sanctum Gargoyle Aether Spellbomb Knight of the Reliquary Progenitus Death Denied Yosei, the Morning Star Ryusei, the Falling Star Pardic Dragon Kokusho, the Evening Star Tarmogoyf Blood Moon Street Wraith Vedalken Shackles Giant Warrior Token Elspeth, Knight-Errant Magic the Gathering is TM and copyright Wizards of the Coast, Inc, a subsidiary of Hasbro, Inc
Against a deck like Infect, though, even Vapor Snag can manage to do this work without the loss of a card
Well, lets hack our way through the popcorn and cotton candy and talk about some fun eternal-legal pieces for Commander
Isshin, Two Heavens as One does double Caesars attack trigger and any others you have, but it wont double Overseer of Vault 76s trigger, because that triggers at the beginning of combat