digimon myotismon card BT2-075 U delete the Digimon it was battling.) Myotismon (BT15-076) | DigimonCardGame Wiki

If this card is discarded to the GY by a card effect: You can target 1 Dark World monster in your GY, except Perl, Hermit of Dark World

This was the era of Spellbooks, where Spellbook of Judgments ability to build incredible advantage had propelled the deck to the forefront of the meta

Stealth Bird

That should be no surprise since White and Black are the best at spot and mass removal and have cards like Utter End, Anguished Unmaking and Merciless Eviction

It's better to have a few weaker monsters that you can easily summon than to build a team consisting primarily of powerful monsters that you can't afford to summon when things come down to the wire