Of the enemy color combos, this is probably my least favorite, so I wanted to start with this countdown, and then move up, to my mind, to better colors
Casting Cost: Card Type: Legendary Creature - Beast Noble Power / Toughness: 1 / 2 Card Text: Ward At the beginning of your upkeep, exile the top X cards of your library, where X is the number of card types among other nonland permanents you control
If the player doesnt, you create a Treasure token
It happens a lot and even more frequently, the person with no blockers turns into a punching bag for creatures whose abilities trigger off of combat damage or attacking
Dawnsire, Sunstar Dreadnought The fully armed and operational battlestation needs a lot of stationing before you can fire at will
Usually this effect only nets you one extra card per turn, but with Obeka you'll have multiple upkeeps and multiple draws