Most Rograkh/Kediss decks work in roughly the same way: play Rograkh on turn 1, buff it up on turn 2 with a Dragon's Mantle-adjacent effect, drop Kediss on turn 3, and then dump all your mana into buffing Rograkhs attacks
Urza's Saga, a land that's already a $30 card in its regular version, has a Store Championship textless version thats sold at around $800
The Pokmon Company has released several special editions in Traditional Chinese includingCharizard,Blastoise,Venusaur,Gardevoir, andUmbreon
If you want to play a colorless spell or card with a colorless required activation, you are splashing colorless
Exxaxl: Bewaaaaare his poweeeeers
Then, before the end of your turn, you Ephemerate the Witness and return Time Warp from your graveyard to your hand