pokemon trading card game sword and shield fusion strike Amazon.com: TCG: & Build Battle Booster Kit Box Set Chance to pull powerful and rare cards – Includes potential ultra rares and holos Pokémon TCG: Sword & Shield—Fusion

The difference here is that you can choose which side to play instead of having to play the front face and transform it into the back face

For my tastes, as guidelines I think are worth sticking to, a keyword mechanic needs to be doing offloading in the rules text that makes things more convenient , it needs to have human-understandable reminder text that isnt just the rules text written out, and it needs to be something that other things can usefully reference

It's a flexible instant-speed way to protect your artifacts / creatures / enchantments from removal, or just temporarily remove your opponents' stuff

Fetch lands are perfect because we sacrifice them and can play them from our graveyard, thinning our deck and creating a monster real quick

Mist Dancer Mist Dancer has a similar effect to Lord of Atlantis - giving a damage boost and evasion to all your Merfolk