| Set | Date | Rarity | Treatment |
|---|---|---|---|
| 4ED #209 | 1995-04-01 | Rare | Standard |
| SUM #163 | 1994-06-21 | Rare | Standard |
| 3ED #163 | 1994-04-11 | Rare | Standard |
| ARN #41 | 1993-12-17 | Uncommon | Standard |
Blue creatures don't untap during their controllers' untap steps.
At the beginning of each player's upkeep, that player may choose any number of tapped blue creatures they control and pay {4} for each creature chosen this way. If the player does, untap those creatures.