myr mtg cards Superion (If this creature has no +1/+1 counters on it Myr Enforcer - Modern Masters

Esper Sentinel Many Modern and Commander players consider Esper Sentinel to be one of the best white cards printed in the last 2 years, and rightfully so

Three Dog, Galaxy News DJ is another card from this deck, and one that's much more on theme

On the other hand, if untapping multiple permanents is part of a cost (such as that of Halo Fountain's last two abilities), you can't "untap" the same permanent more than once to pay that cost

Yes, a lot of their cards will be better than Shock, unless you were playing Limited back then in which case they might not have any such cards, but better enough

Its that last part that balances it out even if folks dont have removal, they can run at you, depleting the resource youd use to Channel