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`x = 3, y = 24, rule = B3/S23-e`

2o$b2o$bo18$3o$2bo$2bo$bo!

There are novel oscillators known for periods 2, 6, 9, 12, and 80:

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`x = 82, y = 15, rule = B3/S23-e`

2o7b2o9b2o6b2o13b2o$obo6bobo7bobo7bo13bo28bo$2bo2bo6bo5bo10bobo9bobo

27bobo$bo3bo5bo7b2o9b2o5bo3b2o29bo$2bo2bo18b2o10bobo$obo19bo2bo9b2ob2o

$2o14b3o3bobo11bobo$16bo2bo3bo13bo$19bo$18b2o33b2ob2o18b2ob2o$54bobobo

18bobobo$55bob2o19bob2o$56bo22bo$57b2o21b2o$58bo22bo!

I feel like a two-p80 gun is on the horizon. I tried looking through a bunch of combinations but they didn't yield anything special besides creating and deleting a blinker, but I lost that one. It was still p80 anyway.

There's a 2c/6 ship and a (12,6)c/40 knightship:

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`x = 18, y = 5, rule = B3/S23-e`

2obo8b2ob2o$2o2bo8bo2b2o$4bo9b3o$obo12bo$3o!

Here are a couple useful two-(knight)ship puffers, as well as a three-ship rake, although a two-ship rake seems likely. I couldn't have gotten all of the ship pairings, after all:

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`x = 842, y = 60, rule = B3/S23-e`

14bo51b2o42b2o49bo51bo51bo49bo43b2o4b2o43bo56b3o45b2o44b2o3b3o48b2o3b

3o37b2o3b3o41b2o3b3o40b2o$13b2o51b2o41bo3bo46b2o45b2o3b3o49b2o48bo5b2o

37bo4b2obo41b2o51b2o3bob2o43bo45bo2bo2bo2bo46bo2bo2bo2bo35bo2bo2bo2bo

39bo2bo2bo2bo38bo$13bo3b2o47bo3b3o35bo5bo45bo3b2o40bo2bo2bo2b2o47bo3b

2o44bo5b2o37b3o3bobo40bobo50bo5bo3bo41bo4bo42bobo5b2o46bobo5b2o35bobo

5b2o39bobo5b2o36bo4bo$14bo3b2o46b2o4bo37bo3bo46bo3b2o39b2o6bobo48bo3b

2o44b2obo3bo37bobo2b3o34b2o5bo3b3o45b3o4b2obo35b2o5b2o3bo41bo7bo47bo7b

o36bo7bo40bo7bo31b2o5b2o3bo$13bo3b2o51b3o36b2o2b2o45bo3b2o42bo5b2o48bo

3b2o45bo5bo39b6o34bo2bo4b3o50bo5bo2bo35b2o10b2o48bo55bo44bo48bo31b2o

10b2o$16bo51b2o40bobo50bo50b2o51bo48bo3b2o40b4o35bo2bo6b2o3bo52b2o35bo

2bo5bob4o42bo4bo50bo4bo39bo4bo43bo4bo31bo2bo5bob4o$14bobo52bo40b3o48bo

bo46bo54bobo49b3o43bo37b2ob2o5bo95bobo6bo2b2o43b2o54b2o43b2o47b2o35bob

o6bo2b2o$15bo52bo93bo47bo55bo145bo2bo91bobo7b3o231bobo7b3o$412b3o103bo

81b2ob2o45b2ob2o45b2ob2o57bo$50b2ob2o195b2ob2o295b2ob2o46bo2b2o45bo2b

2o45bo2b2o$2ob2o46bo2b2o195bo2b2o44b2ob2o45b2ob2o196bo2b2o46b3o47b3o

47b3o$bo2b2o46b3o45b2ob2o147b3o46bo2b2o45bo2b2o94b2ob2o97b3o48bo49bo

49bo$2b3o48bo47bo2b2o44b2ob2o45b2ob2o48bo48b3o47b3o96bo2b2o97bo$3bo98b

3o46bo2b2o45bo2b2o97bo49bo98b3o$103bo48b3o47b3o248bo$153bo49bo196b2ob

2o95b2ob2o$401bo2b2o95bo2b2o$402b3o97b3o$403bo99bo29$836b2ob2o$837bo2b

2o$838b3o$839bo6$833b2ob2o$834bo2b2o$835b3o$836bo!

This pair of (knight)ships creates a tub and a loaf and deletes both:

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`x = 34, y = 17, rule = B3/S23-e`

7b2o$6bo2bo7b2o$7bo6b2o13b2o$13bo4bo8b2o2bo$12bo4bo9bo2bobo$13bobo6bo

9b2o$21b2obo3bobo2bo$obo19bobo3bo3b2o$b3o19bo6b2o$2o2bo6bo$2b2o6b2o$

10bo3b2o$11bo3b2o$10bo3b2o$13bo$11bobo$12bo!

Two ships combine to make a (6,3)c/20 ship:

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`x = 24, y = 18, rule = B3/S23-e`

18bo$10bo7bo$8bo2bo$8bo$3b2o2bo3b2o$2b3o6b2o$bo2bo13b6o$2o16b2o3bo$2bo

17bo2bo$20b3o2$3b2o$2bo3bo$bo5bo$3bo3bo$2b2o2b2o$3bobo$3b3o!

An 11c/180 orthogonal puffer showed up in D4_+2, and it is just two very distant B-heptominoes:

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`x = 3, y = 33, rule = B3/S23-e`

3o$2bo$2bo$bo26$bo$2bo$2bo$3o!