During the End Phase, if this card is in the GY because it was destroyed, while in your possession, by an opponent's card and sent there this turn: You can Special Summon this card, but banish it when it leaves the field
This type of larger deck size requirement is a very interesting mechanic in my opinion to shake up the design space a bit, posing a consistency/slightly worse card pool vs one extra card trade off
Many Dark/Corrupted forms of Digimon are represented in the card game and usually have an effect that either destroys themselves after a certain action, replays their lower form when they are destroyed, or both
Once per turn (Quick Effect): You can send this Face-up card from your Pendulum Zone to the GY, and if you do, add a "Bolt Bot" Spell/Trap card from your Deck to your hand
Tolaria West can only tutor up cards that cost 0, and searching up a land counts for that