Which tank has the longest E cooldown?

Tanks only. Cooldowns at rank 1. Charge abilities are left out.

• 1

  Skarner Ixtal's ImpactE

  22s
• 2

  Zac Elastic SlingshotE

  21s
• 3

  Maokai Sapling TossE

  18s
• 4

  Shen Shadow DashE

  18s
• 5

  Braum UnbreakableE

  16s
• 6

  Nunu & Willump Snowball BarrageE

  14s
• 7

  Ornn Searing ChargeE

  14s
• 8

  Poppy Heroic ChargeE

  14s
• 9

  Rell Full TiltE

  14s
• 10

  Alistar TrampleE

  12s
• 11

  Leona Zenith BladeE

  12s
• 12

  Rammus Frenzying TauntE

  12s
• 13

  Sion Roar of the SlayerE

  12s
• 14

  Galio Justice PunchE

  11s
• 15

  K'Sante FootworkE

  10s
• 16

  Singed FlingE

  10s
• 17

  Amumu TantrumE

  9s
• 18

  Dr. Mundo Blunt Force TraumaE

  9s
• 19

  Cho'Gath Vorpal SpikesE

  8s
• 20

  Blitzcrank Power FistE

  7s
• 21

  Malphite Ground SlamE

  7s
• 22

  Nautilus RiptideE

  7s
• 23

  Tahm Kench Thick SkinE

  3s
• 24

  Sejuani PermafrostE

  1.5s