D3

Notation
Last triangles
L6X / Diamonds
Match the case drawing, including the side colours and the pieces already solved; hold the puzzle as drawn.
Your status
Recognition & spaced review

Algorithms (6)

U L Uw' R' U' Uw' R' Uw L Uw Do' Uo'
My choice
10 HTM · 10 STM · 10 QTM
3-gen
rotation
<U,R,L>
Cubemuch
(R) first, then:
L R' L U' L' R L' R' L' U L
11 HTM · 11 STM · 11 QTM
3-gen
rotationless
<U,R,L>
Do R first on the case as drawn. · Cubemuch
L' U' L D' L' U' L D L' U' L
11 HTM · 11 STM · 11 QTM
3-gen
rotationless
<U,D,L>
Cubemuch
(R) first, then:
R Lw R L' R' Lw' L' R L B L B'
12 HTM · 12 STM · 12 QTM
3-gen
rotationless
<R,L,B>
Do R first on the case as drawn. · Cubemuch
(R') first, then:
R' L R' L U' L' R L' R' L' U L
12 HTM · 12 STM · 12 QTM
3-gen
rotationless
<U,R,L>
Do R' first on the case as drawn. · Cubemuch
(R) first, then:
R' B L' B Lw' L' R L R' L Lw B
12 HTM · 12 STM · 12 QTM
3-gen
rotationless
<R,L,B>
Do R first on the case as drawn. · Cubemuch

How this case is verified

The source's case image defines this case; its setup is reconstructed and checked against that independent pattern. Setup: L' U' L R L R' L U L' R L' R'. Every algorithm above was run by our logic engine from that state and reaches the set's goal.