A grade 3 you can call of Gurguit and have shield with.
V-BT12/035 R 飛輪の騎士 エドマンド Flywheel Knight, Edmund
Grade 3 / Normal Unit / United Sanctuary – Gold Paladin – Human
Imaginary Gift: Accel
AUTO (GC) When placed, if your vanguard is grade 3 or greater, this unit gets Shield+10000 until end of turn.
AUTO (RC) When it attacks, COST [Put another rear-guard into your soul], and this unit gets Power+10000 until end of battle. At the end of that battle, return this unit to your hand.
V-BT12/023 RR スカーフェイス・ライオン Scarface Lion
Grade 0 / Trigger Unit – Critical Trigger / United Sanctuary – Gold Paladin – High Beast
CONT Sentinel (You may only have up to four cards with “CONT Sentinel” in a deck.)