WotC has a special design team called Play Design, which is mainly responsible for playtesting MTG formats, including Limited and Constructed (mainly Standard)
If you do, reveal the top X cards of your library, put all Dwarf and Vehicle cards from among them into your hand, then put the rest on the bottom of your library in a random order
After that you can flicker it it comes back as a creature and its enters ability triggers again
Incapsula incident ID: 679000170039568026-7751788948554823
Let us know in the comments whether you prefer your trainer cards in Rainbow Rare- they do seem to take out a lot of the detail but they also give an extra rainbow-rare shine
Chromeshell Crab Chromeshell Crab needs to morph for its exchange control effect to trigger, meaning its at least an 8-mana investment before youll see one of your opponents creatures