Cheapest priced copy (Foundations Jumpstart): $0.35 at Card Kingdom, near mint, their price list as of .
Celestial Enforcer 
Creature — Human Cleric · 2/3 · Common · Core Set 2021 · #11
{1}{W}, {T}: Tap target creature. Activate only if you control a creature with flying.
Legal inCommanderPioneerModernLegacyVintagePauper
Not legal inBrawlStandard
2 printings · $0.35 to $0.49 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Foundations Jumpstart | 179 | Common | $0.35 | — |
| Core Set 2021 | 11 | Common | $0.35 | $0.49 |
One ruling from Wizards of the Coast
- 23 June 2020Once you begin activating Celestial Enforcer's ability, players can't take any other actions until you're done activating it. Notably, they can't try to remove your creatures with flying to make it illegal to activate the ability.