With all sorts of ways to reanimate and regenerate him with other Zombie-related cards, you can maximize Thraximundar's power turn after turn without dropping momentum
Even with the release of Innistrad Midnight Hunt and Innistrad: Crimson Vow, there are more Zombies than ever
that target gains 800 ATK, until the end of the Battle Phase, also, if a monster is destroyed in a battle involving that target, the controller of that monster (at the start of the Damage Step) draws 1 card
Use it to set up for Xyz (and possibly Synchro) plays
Each player rolls a W20, the Chaos Dragon must attack every turn, but cannot declare the person with the highest roll as a target
One of the best ways for a newcomer to play Yu-Gi-Oh