As many times as you have available mana, you can activate regeneration shields
If Rest in Peace is destroyed by a spell, Rest in Peace will be exiled and then the spell will be put into its owner's graveyard
Was using the Warrior of Light as the lead ever on the table, perhaps with some sort of background/class system to let players customize their precon
For tutor targets, one of the best is Unesh, Criosphinx Sovereign, which is sort of a hidden commander for the deck, supercharging all our sphinxes like Defiler of Dreams
Elemental Bond only cares about creatures that ETB after the card is cast, while Garruks Uprising can draw a card based on creatures you already have when it ETBs
VEINWITCH COVEN Cards like this attract my interest because theyre right at the crossroads of Commander and Legacy evaluation: a powerful card advantage engine at playable cost, on a sizable (yet Bolt-able) body