Besides NUGT, here are some from my miners list.
EXLLF, FFMGF, SSRI, PVG, PIRGF, EXK, KLDX, WPM
Bios is a long list. NVLS, MGTI for this week.
Then I am always in or watching IPIX, NVTR, SYN, IDRA.
CERU and CERS also have interesting set ups.
Look at XTNT from weekly 2-3 year to current daily. Possible candidate for large b/o