Decade & Shinkenger:
-Attack Ride: Rekka Daizantou Card

OOO & Gokaiger:
-Rider Keys

Wizard & Kyoryuger:
-Super Sentai Ring

Den-O & Toqger (They Toqgers appear in "Heisei Rider vs Showa Rider" Movie):
-Den-O Ressha

Drive & Ninninger (The Ninningers appear in "Super Hero Taisen GP Kamen Rider 3" movie:
-Tridoron Shuriken

Ex-Aid & Kyurangers:
-Ex-Aid Kyutama

Build & Lupinranger VS Patranger:
-Super Sentai FullBottle (This is only appear in toy and can be used for Ganbarizing)

And lastly i hope TOEI made a crossover movie for ZI-O and Ryusoulger.

ZI-O & Ryusoulger:
-Ryusoulger Ridewatch