Elemental, My Dear
1 printing

Mana cost: {X}{U}{U}
Type: Sorcery
Investigate X times, then create an 0/0 Blue Elemental creature token. Put +1/+1 counters on that token equal to the number of Clues you control.
All printings
| Set | # | Rarity | USD |
|---|---|---|---|
| Unknown Event | UU11b | uncommon | $0.00 |