By copying planeswalker abilities when it hits, it doubles your activations for a turn
Once in motion, victory with this engine comes by way of overwhelming the opponent with Vivi Ornitier s one counter, one opponent damage, or using his ability to massively pump up a card like Voldaren Thrillseeker , which when sacrificed can deal direct damage equivalent to its power to any target, and blowing the opponent away with a single swing
Item cards are typically single-use cards that can do anything from evolving Pokmon straight to Stage 3 without needing the relevant cards (a bit like a Shiny Stone!) to allowing you to shuffle your deck back into the pile and draw a fresh hand of cards
Battle of Wits Duh
Since you can choose who gets the Talisman out of multiple opponents in Commander, this could lead to some interesting politics, and Id include it for that reason alone
ETB creatures exist across every Magic color at pretty much any point in the mana curve, so we have a lot to look at