There are some classic printings of Duel Monster legends throughout the years, and there are also some cards that give some of the most popular monsters a completely different appearance
To take advantage of its need to see your opponents bleed, running other Bloodthirst-y cards, like Petrified Wood-KinPetrified Wood-Kin, Furyborn HellkiteFuryborn Hellkite, or some spectacle cards like Light Up the StageLight Up the Stage, add some good support
once this turn, the Synchro Monster you would Tribute to activate "Assault Mode Activate" can be chosen from your Extra Deck instead (even if this card has left the field)
The second effect offers a permanent ATK boost at the start of the Battle Phase, based on the difference between your and your opponent's LP
After all, a card that skips untap steps is extremely potent
In a multiplayer format like Commander, people are going to cast a lot of spells, and they're all going to make Ishai bigger