Most played cards in Jeskai Delver:

4 Decks
 ↓ Delver of Secrets
16 copies – 4 avg
↓ Ponder
16 copies – 4 avg
↓ Brainstorm
16 copies – 4 avg
↓ Force of Will
16 copies – 4 avg
↓ Swords to Plowshares
15 copies – 3.75 avg
↓ Daze
14 copies – 3.5 avg
↓ Wasteland
13 copies – 3.25 avg
↓ Tundra
12 copies – 3 avg
↓ Flooded Strand
12 copies – 3 avg
↓ Scalding Tarn
11 copies – 2.75 avg
↓ Prismatic Ending
11 copies – 2.75 avg
↓ Stifle
11 copies – 2.75 avg
↓ Volcanic Island
9 copies – 2.25 avg
↓ True-Name Nemesis
9 copies – 2.25 avg
↓ Stoneforge Mystic
8 copies – 2 avg
↓ Murktide Regent
7 copies – 1.75 avg
↓ Rest in Peace
6 copies – 1.5 avg
↓ Pyroblast
6 copies – 1.5 avg
↓ End the Festivities
5 copies – 1.25 avg
↓ Misty Rainforest
5 copies – 1.25 avg