Gix, Yawgmoth Praetor and Frontier Warmonger are more examples of combat incentives in the vein of Karazikar & Breena that everyone can benefit from
Not able to win game without another finisher
Best Cards: Shiko and Narset, Unified got a bad deck, but is a pretty cool commander with lots of flexibility
The LIGHT protection, coupled with the banish effect, makes Chaos Angel very effective at board breaking, especially when coupled with Loading
Phantasm Spiral Its not often that you see a deck run normal monsters in modern Yu-Gi-Oh
Timed Power-Up: The Burst Modes introduced in Versus Royal Knights have this if they are Burst Digivolved (which costs 0 memory and returns a specified Tamer to your hand, as opposed to a full 5 memory), as the top card of the digimon is trashed at the end of the turn it entered play