One thing that I do not like about how legendary creatures are currently handled in the game is that the following situation is possible on your side of the board: Because of the way the legend rule works, and the fact that Planeswalkers are a different type than creatures, it is actually possible to control all three versions of Ob Nixilis at the exact same time
How this affects your grade: Corners accounts for a significant portion of the overall grade
Creatures with abilities that help them survive combat, like first strike on Abigale, Eloquent First-Year, indestructible on Blightsteel Colossus or regeneration on Thrun, the Last Troll, are also excellent at engaging in combat without dying
Elemental HERO, Destiny HERO, Evil HERO, Masked HERO, the Neos stuff
7 Hydroid Krasis Triple The Creature Types Blue and green decks love doing two things, making mana and drawing cards, and with Hydroid Krasis, you can do both while throwing in a little life gain on top