The efficient mana cost makes it very easy to cast Activated Sleeper after a board wipe to get a copy of the best creature that died or use it to pull off other tricks
As of writing this article, Hyper Rare cards are one of the newest rarities in Pokemon TCG
Number 80 Language English Legal Formats Alchemy, Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pioneer, Standard, Timeless, Vintage Rulings (11/8/2024) To double a creature's power, that creature gets +X/+0, where X is that creature's power when Bulk Up resolves
hell, if you get extremely lucky in Limited you can two card combo Mindslaver lock your opponent because why wouldn't both of those end up in the draft after they mashed Big Score into this set because the last Aftermath set did so poorly
This can be extremely helpful during various events where there are time-sensitive tasks