rebecca one piece tcg deck TCG: Sleeves Captured in a crystal One Piece TCG OP15 Rebecca

Its much more powerful in older formats that focus on efficient spells, but its banned or restricted in all those formats because its just that good

You can tap any untapped creature you control rather than pay a mana in the activation cost of Heirloom Epic's ability, even one you haven't controlled continuously since the beginning of your most recent turn

There's also combo potential with cards like Triskelion: if you can first get a +1/+1 counter on Daggertooth then you can ping it with Trisk, proliferate both the Daggertooth and Trisk to add another +1/+1 counter to each, then repeat infinite times for infinite proliferate and an infinitely large Dino

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