Most played cards in Sneak and Show:

1 Decks
Polluted Delta
4 copies – 4 avg
Show and Tell
4 copies – 4 avg
Brainstorm
4 copies – 4 avg
Dragon Tyrant
4 copies – 4 avg
Sneak Attack
4 copies – 4 avg
Volcanic Island
4 copies – 4 avg
Nicol Bolas
4 copies – 4 avg
Force of Will
4 copies – 4 avg
Blood Moon
3 copies – 3 avg
Pyroblast
2 copies – 2 avg
Ancient Tomb
2 copies – 2 avg
Misdirection
2 copies – 2 avg
Tormod's Crypt
2 copies – 2 avg
Arcane Laboratory
2 copies – 2 avg
Null Rod
2 copies – 2 avg
Powder Keg
2 copies – 2 avg
Red Elemental Blast
2 copies – 2 avg
Flooded Strand
2 copies – 2 avg
Blue Elemental Blast
1 copies – 1 avg
Time Walk
1 copies – 1 avg