Im also a fan of giving creatures first strike as a combat trick or to put pressure on my opponent
One of those included part of the triad that had sealed away the Eldrazi, Nahiri, the Lithomancer
If you play Commander, you may have seen the card Everflowing Chalice, which can create varying amounts of mana based on how many times you can kick it
A quick note: this situation is constantly changing, and there may be a line for Hiram to return to the game in the future with errata alterations
The art on this one is gorgeous, too, making it a card thats going to be sought after by Commander players, Constructed players, and even Cube owners
It lets you tap out for your commander without fear of immediate retaliation