Wand of Wacky Missiles, plus Wand of Wonder links

A weapon/wand which shoots forth Random Spell, Missile, Ray, or Odd Thing each time it's used.  Range 100', charges 20+1d10.  No effect may be repeated until all 20 have been randomly rolled, re-roll previously rolled effects, thereafter user may choose any desired effect, but only once -no effect will occur more than twice; once randomly, and then possibly a second time by choice (although, see entry 20; this result only 'counts' as a single use, whether random, or chosen!).  Have Player fill out a list as item is used, then check off effects which have been used twice.

1. (1d4) Classic Magic Missiles
2. Super Sleep Pellet bursts into 5' diam. gas cloud, no Save, 1 turn duration
3. Fireball, 6d6
4. Lightning Bolt, 6d6
5. One +5 Magic Arrow, roll TH 
6. Sticky 'Silly String', -1 to AC, AT, Saves until scraped off, highly flammable (dbl fire damage)
7. Live Chicken, does 1 HP damage, squawks around for 1 turn, disappears in puff of smoke
8. Oily stream of multicolored, self-applying, permanent, circus clown face paint
9. Slow Ray, 2d4 round duration
10. Cream Pie, (d4): chocolate, banana, coconut, peanut butter
11. Swarm of angry Bees, does 1d4 damage/round for 2d4 rounds, Save for half ea. round
12. (1d4) Brightly colored, neurotoxic frogs, bite/splatter on impact, Save vs Paralysis for ea.
13. Random Limb Polymorphing Ray, (d4): lobster, mantis, squid, manatee, until Dispelled
14. Corrosion Ray, all metal items on person, magic items get Save vs Disintegration
15. Black sphere rolls out, rapidly increasing in size/mass to 5'diam/500lbs, roll TH, Crushes target
16. Hypodermic needle, flesh-dissolving bacteria, Save vs Poison or lose 1HP/turn until dead/cured
17. High-Pressure stream of Water, 1d4 damage, plus thrown back 20 ft.
18. High-Velocity stream of 100 Coppers, 1-50 damage, coins are real, collectible
19. High-Temperature stream of Fire, 2d6 damage, flammables ignite
20. Three Random Rolls, in succession... try real hard to roll three 20s in a row!

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 Penultimate Wand o' Wonder Effects Generator (d6)

 1.  Greater Rod of Wonder Effect Generator

 2.  DMG-A1_Wand of Wonder.pdf 

 3.  The RPGNet Wand of Wonder! [Archive] - RPGnet Forums

 4.  100 uses for the Dangerous Derv Wand of Wonder

 5.  Alacrity's Wand of Wonder - presented by the Red Dragon Inn

 6.  Tenkar's Tavern: The Tenkar's Tavern Wand of Wonder - First 63 Possible Results