I Just Don't See It solution
by Kegler

As indicated by 22 Across, the INK contained by six answers is INVISIBLE, hence it does not appear in the grid.

I Just Don't See It solution grid

Across
1THA(UMA)T + URGE
11S{IN + K}ABLE (BLEAK anag)
12ON + C + E
13ROTA + TABLE
14END + OW
15DRAB (BARD rev)
16DEER ("DEAR" hom)
19INLAW (hidden)
22INVISIBLE INK
24A(IS)LE
26D + ARK
28P{IN + K}IES (IKE'S anag)
30M + I AM + I
32OVERSIZED (rev hidden)
34RENO (2 defs)
35TH{IN + K}ING
36DESE + GREG + ATE (SEED anag)
Down
2HAM (2 defs)
3ABE + D
4M(E)OW
5ASTONISHING (AS NOTHING IS anag)
6TRAILBLAZER (BRAZIL LATER anag)
7ULTRA (hidden)
8RO(A)D
9E(C)LAT (TALE rev)
10REEB + OK (BEER anag)
11SL{INK}ED (KIND LES anag)
17sEVEn
18RIA (AIR rev)
20W{IN(K}Eys)D
21VIAl
22I + M + PORT
23LIVED (DEVIL rev)
25IS + SUE
27K + {INK}lING
29S(R)OS
30MET + E
31mARIA
33importANT