When taken at face value, Imotekh the Stormlord comes across as an artifact creature go-wide commander with an emphasis on combat
By paying one life, you can exile the top card of your deck face down, putting that card back into your hand during your next end step
A common flaw in Captain Howler decks is an over-reliance on wheels
If you're looking to upgrade the deck and building specifically around The Ur-Dragon, the goal remains the same: casting big Dragons and winning with them
Firebrand is naff, you have no spells you want to fork, don't play her, you would get more out of a Spikeshot Goblin
Legendary Land Land (CTRL to add secondary) Planeswalker Ajani, Mentor of Heroes +1: Distribute three +1/+1 counters among one, two, or three target creatures you control