With Haste

Per level³

• Eureka and With Haste can help a champion move out of sticky situations.⁴
• A Jhin build can use With Haste, Fan the Hammer, Tap Dancer, Ethereal Weapon, Dragonheart, Riftmaker, Endless Hungerer, Reverberation, Zephyr, and Stormrazor.⁵
• Jhin can use Purist Caster, With Haste, and Tap Dancer in a conversion build with Endless Hunger, Demon King's Crown, and Dragonheart.⁶

• With Haste continues to convert ability haste above 500 into movement speed.⁷⁸⁹
• In a conversion loop, Endless Hunger converts attack damage to ability haste, With Haste converts ability haste to movement speed, Tap Dancer converts movement speed to attack speed, and Jhin's passive converts attack speed to attack damage.¹⁰¹¹
• Tap Dancer is needed for the movement speed → attack speed → attack damage → ability haste → movement speed loop.¹²
• Hecarim can use Endless Hunger and With Haste for an attack damage → ability haste → movement speed → attack damage conversion loop.¹³

Earlier formats

• Accelerating Sorcery and With Haste were paired together.¹⁴ 8x2 duos
• With Haste did not grant movement speed when ability effects were affected without granting ability haste as a stat.¹⁵ 8x2 duos
• With Haste gave Blitzcrank 70% movement speed alongside 200 ability haste.¹⁶ 8x2 duos
• With Haste pairs well with Eureka or Accelerating Sorcery; taking one when offered the other is recommended.¹⁷ 8x2 duos
• With Haste is also good with Infernal Conduit on Singed.¹⁸ 8x2 duos