yugioh decks that special summon a lot Complete Custom Deck for Yu-Gi-Oh! GX Yu-Gi-Oh!: 10 Best Generic Extra

Whenever Ultimecia, Time Sorceress enters the battlefield, it triggers, causing you to surveil 2

It could also increase its strength by sending all other Crystal Beast monsters on the field to the graveyard to gain 1000 ATK, meaning it could gain up to 7000 additional ATK

While skipping one-drops is doable, especially in slower decks, not being able to play three-drops as well means that playing Gyruda, Doom of Depths as your companion essentially means that you're guaranteeing you'll cast a maximum of four mana worth of spells (two two-drops) across the first three turns of the game, which is certainly too slow for older formats like Modern and Pioneer, and likely too slow for Standard as well

Is the Sacrifice + Shallow Grave + Scholar of the Ages combo legal to play