Dragonguards isn't in Set 18. Last seen in Set 16 (Patch 16.8).
Appears in:
Set 16 (Patch 16.8)
What it does
Gain a Shyvana and a 2-star Jarvan IV. When Jarvan casts, Shyvana gains Shield. When Shyvana casts, Jarvan jumps in and deals damage based on his Armor and Magic Resist. After every player combat, gain a Jarvan IV.
