Instead, Ill just go through the planeswalkers that have changed color in an alphabetical order
First, making original mechanics is difficult
It also looks like a Chaos Spacemarine got lost on Ixalan, which is kinda rad (as in radical, not rad counters)

discover which clan fits your playstyle with distinct three-color gameplay, and add draconic power to your collection - MAY CONTAIN A SERIALIZED CARD Collector Boosters are the only packs that may contain a Serialized Headliner card featuring exclusive alternate art and a double rainbow foil treatment, with only 500 printed - COLLECTOR BOOSTER-EXCLUSIVE FOILS Exclusively in Collector Boosters, you may also find a card with a special foil treatment introduced for the very first time in Tarkir: Dragonstorm - A DRAGONS HOARD OF TARKIR TREASURES Collector Boosters are the ultimate way to add the most coveted cards to your hoard, with tons of shiny foils, special card treatments, and unique treasures in every pack - 6 ALT-BORDER CARDS Battle your friends in style with a grand total of 6 alternate-border cards in every pack - COLLECT RARE & MYTHIC RARE CARDS Collect some the hardest-to-find Tarkir: Dragonstorm cards with 5 cards of rarity Rare or higher in each Collector Booster Inside The Box: - 1 Tarkir: Dragonstorm Collector Booster containing 15 MTG cards and 1 Traditional Foil double-sided token Product Configuration: - 15+1 Cards per Pack

Lotho, Corrupt Shirriff Lotho, Corrupt Shirriff shines in Commander as a ramp engine that profits from everybody at the table playing spells
As with many things in MTG, timing is everything, but for simplicity there are two major points that really matter for this discussion giving a creature Flying before blockers are declared, and after blockers are declared