RRG Test Pieces - 12a,b,c,d

[Cocoapuffs1000]

Straight edge 12a
Heart Shaped Box 12c
Team Wilson 12d

[Andrew]

12a Swedish Fish
12b. Suns out guns out
12c. Deemon seed
12d. Skinny love

[climb2core]

12a Swedish Fish
12b. Suns out guns out
12c. Deemon seed
12d. Skinny love

Test pieces... not piles.

[512OW]

12a Too Many Puppies, Swedish Fish (Bare Metal is too much like Chainsaw to make my list.)
12b Buff The Wood, Mercy The Huff
12c Hellraiser, Jesus Wept
12d 8Ball

[krampus]

12a The Learning Curve
12b Country Lovin
12c Hidden Dragon
12d Days of Rage

[One-Fall]

Since the OP chose mainly vert routes:

12a- Icebreaker
12b- Soul Ram
12c- Out on a Limb
12d- Code Red

[tbwilsonky]

wildfire
tic tac toe
jesus wept
darkness falls

[SCIN]

Fun one bcircell!

12a - Bare Metal Teen (enduro testpiece for most especially climbers visiting from less steep areas)
12b - Gung Hoe (loads of people suffer a beating at the last move)
12c - Steelworker (watched Obi Carrion get worked by this one)
12d - Eight Ball (many call it 13a)

[Next Level]

Leave it to Beaver
Super Mickey
Chasin the Trane
8 Ball

[JR]

12a--Hakuna Matata
12b--Soul Ram
12c--Orange Juice
12d--Triple Sec

These have more of a vertical slant(no pun intended).